Add 30/12 and 14/21
1st number: 2 6/12, 2nd number: 14/21
30/12 + 14/21 is 19/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
30/12 = 30 × 7/12 × 7 = 210/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
14/21 = 14 × 4/21 × 4 = 56/84 - Add the two like fractions:
210/84 + 56/84 = 210 + 56/84 = 266/84 - 266/84 simplified gives 19/6
- So, 30/12 + 14/21 = 19/6
In mixed form: 31/6
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